CN101832182A - Synthesis gas humidifier and heating and humidifying method - Google Patents
Synthesis gas humidifier and heating and humidifying method Download PDFInfo
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- CN101832182A CN101832182A CN200910079797A CN200910079797A CN101832182A CN 101832182 A CN101832182 A CN 101832182A CN 200910079797 A CN200910079797 A CN 200910079797A CN 200910079797 A CN200910079797 A CN 200910079797A CN 101832182 A CN101832182 A CN 101832182A
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Abstract
The invention discloses a synthesis gas humidifier and a heating and humidifying method. The synthesis gas humidifier comprises a shell, a wind distributor, porous filler, atomizing nozzles, a demister and a liquid level measuring device; an exhaust pipe is arranged at the top of the shell; a water inlet pipe is arranged below the exhaust pipe in the shell; a horizontal annular pipe is arranged at the port of the water inlet pipe; the atomizing nozzles are uniformly distributed on the annular pipe; the demister is disposed between the water inlet pipe and the exhaust pipe; a drain pipe is arranged at the bottom of the shell; an air inlet pipe is arranged above the drain pipe; an annular wind distributor is horizontally arranged at the port of the air inlet pipe; and the porous filler is installed between the wind distributor and the atomizing nozzles. Air is uniformly and upwards fed fro the low-temperature synthesis gas fuel from the annular wind distributor of the air inlet pipe; high-temperature water is uniformly sprayed on the porous filler from top to bottom; the synthesis gas contacts with water on the surface of the porous filler for heating and humidification; and after the droplets going upwards with the gas flow are removed by the demister, the synthesis gas is sent out by the exhaust pipe. The invention is used for heating and humidifying the synthesis gas fuel of gas turbine and has advantages of compact structure, small capacity and flexible adjustment.
Description
Technical field
The present invention relates to fuel technology, is a kind of synthetic gas damping machine and warming and humidifying method, is used for gas turbine synthetic gas fuel supply system.
Background technique
Integral coal gasification combustion and steam combined cycle (IGCC) technology is to realize clean efficient utilization of coal, reduces the advanced generation technology of discharging.In the modern gas turbines generation technology, NOx is the major pollutants that cause environmental pollution.For IGCC, the synthetic gas that gasification produces is through purifying the fuel gas that is used as gas turbine, and higher combustion temperature can cause the generation of big calorimetric NOx the firing chamber in, and therefore befouling environment must take measures the NOx of system discharged and control.
By injecting thinner in the synthetic gas fuel after purification, reduce combustion temperature and control the simple of combustion process NOx discharging and effective measures to reduce thermogenetic NOx.Existing technological approaches mainly contains two classes, and the one, the hot water that utilizes low grade residual heat acquisition in the reclaiming system is with the synthetic gas humidification; The 2nd, in synthetic gas, inject the nitrogen that air separation process produces.
For the former, the synthetic gas damping machine is a key equipment, and it is bigger to gas turbine fuel supply system overall performance impact.Because the frequent variable parameter operation of gas turbine requires compact equipment, volume in the fuel system little, cause bigger fuel flow rate to regulate inertia to avoid storing a large amount of fuel gas, and then influence the off design performance of system.Simultaneously, under present gas turbine parameter, the working pressure of synthetic gas damping machine can reach 30bar, and operating temperature can reach more than 200 ℃, and the common damping device on the chemical industry is difficult to meet the demands.
Existing synthetic gas humidifying technology utilizes packing tower to realize, uses random packing or structured packing more.Yet, gas treatment amount one regularly, the restricted volume of filler is in liquid flooding gas speed with than area of contact, having only increases the treating capacity that packing volume could increase working medium, this just makes the corresponding increase of whole plant bulk.As previously mentioned, this is unfavorable for the Off-design operation of gas turbine and whole system.The water distribution uniformity coefficient or the wettability of filler also have problems, when system loading hour, the water flow that enters damping device reduces, and can cause the filling surface can not complete wetting, thereby reduces the area of contact between gas-liquid, is unfavorable for heat and mass.
Summary of the invention
The purpose of this invention is to provide a kind of synthetic gas damping machine and warming and humidifying method, the porous aggregate humidifying tower that this synthetic gas damping machine is a compact type, this flow process is the gas-liquid counter current contact method that is used for synthetic gas warming and humidifying process, the present invention is directed to the specific (special) requirements of synthetic gas humidification device, specific surface area by increasing filler is to increase the heat and mass between the gas-liquid, thereby reduce the required filler size of synthetic gas humidifying, overcome defective and deficiency that existing filler humidifying tower exists.
For achieving the above object, technical solution of the present invention is:
A kind of synthetic gas damping machine is used for the warming and humidifying of gas turbine synthetic gas fuel, comprises housing, ventilation terminal, porous aggregate, atomizer nozzle, demister; Its case top is offered outlet pipe, and housing inside exhaust pipe lower sidewalls is installed into water pipe, is bent downwardly after the intake pipe level puts in, and intake pipe mouth of pipe level is installed at least one ring pipe, and atomizer nozzle is arranged on the ring pipe; Between intake pipe and outlet pipe, demister is set;
Housing bottom offers waste pipe, and waste pipe top sidewall is installed the synthetic gas suction tude, and synthetic gas suction tude gas port position level is installed annular ventilation terminal;
Be full of porous aggregate in the housing inner chamber between horizontal ventilation terminal and horizontal atomizer nozzle.
Described synthetic gas damping machine on its described housing bottom sidewall, is positioned at synthetic gas suction tude below and is provided with liquid level emasuring device, and waste pipe is provided with valve or electric control valve; During for electric control valve, liquid level emasuring device is electrically connected with modulating valve, the switching of regulating and controlling valve.
Described synthetic gas damping machine, its described atomizer nozzle is evenly distributed on monocycle pipe or many endless tubes lower wall, and spout is positioned at the nozzle lower surface.
Described synthetic gas damping machine, its described air ventilation terminal, comprise cavity, guide vane, air distribution plate, the dish-type cavity and the synthetic gas air inlet mouth of pipe are at same horizontal position, cavity is provided with guide vane over against air inlet mouth of pipe place, the cavity upper surface vertically is provided with most nearly low high arc air distribution plates far away, the arc air distribution plate the cavity upper surface with the guide vane be the center by proximad far constituting many arcs, form flow deflecting cone over against the suction port position.
Described synthetic gas damping machine, its described housing is one of cylindrical, square column type, surface of revolution shape or combined.
Described synthetic gas damping machine, its described porous aggregate is foam silicon carbide ceramics, structure is wall-flow type or corrugated plate dst.
Described synthetic gas damping machine, its described synthetic gas fuel are the gas that contains hydrogen mixed gas or living beings gasification generation that coal-seam gas, coal gasification are produced.
Described synthetic gas damping machine, its described porous aggregate, housing axially be divided into multilayer, every layer is installed in filler and supports, the filler support level is located in the housing, both sides are fixed in the housing madial wall.
Described synthetic gas damping machine, its described demister, horizontal arrangement is in housing, and demister cuts off the housing inner chamber, or is arranged in the outlet pipe perpendicular to airflow direction.
A kind of warming and humidifying method of described synthetic gas damping machine, it comprises step:
A) the synthetic gas suction tude is bonded into the gas source of the gas, and intake pipe connects high-temperature water, and outlet pipe connects gas-turbine combustion chamber, and waste pipe connects circulation waterway;
B) the low temperature synthetic gas is sent into the housing inner chamber from the synthetic gas suction tude, blow through air ventilation terminal guiding top;
C) simultaneously, spray high-temperature water by intake pipe downwards through atomizer nozzle, high-temperature water evenly is sprayed onto on the porous aggregate through the porous aggregate hole to dirty;
D) synthetic gas is upward through the porous aggregate hole, directly contacts the intensification humidification with high-temperature water at the porous aggregate pore surface;
E) synthesis gas flow continues to rise, and behind the drop that wraps in demister is got rid of air-flow, is sent by outlet pipe, uses to gas-turbine combustion chamber.
The warming and humidifying method of described synthetic gas damping machine, it also comprises:
F) warm water that is flowed out downwards by the porous aggregate hole combines in housing bottom, behind the water level of setting;
G) liquid level emasuring device is reported to the police, and manually opened valve sluices through waste pipe; Or liquid level emasuring device startup electric control valve sluices through waste pipe;
H) water of waste pipe draining enters circulation waterway.
Technical solution of the present invention is compared with existing packing tower humidifying technology has following advantage and beneficial effect:
Adopt porous foam ceramic as filler, pottery aperture minimum can reach 0.5mm, also can be treated to the pore structure on the solid connecting wall between the hole, and specific surface area is far above conventional fillers, thereby the mass transfer mass transfer effect of porous aggregate is better than conventional fillers, and filler size is little;
The porous aggregate densification, flooding velocity is lower, can produce big resistance.The present invention adopts wall-flow type structure or corrugated board structures can effectively reduce the filler resistance, improves liquid flooding gas speed;
The porous aggregate volume that the present invention adopts adopts change diameter rotation body structure can make that also the device volume reduces, for the synthetic gas humidification provides a rational solution more less than conventional fillers simultaneously.
Above-mentioned explanation only is the general introduction of technical solution of the present invention, can understand more fully the present invention below in conjunction with the detailed description of accompanying drawing.
Description of drawings
Fig. 1 is the example structure schematic representation of a kind of synthetic gas damping machine of the present invention.
Respectively numbering accordingly among the figure, member is:
The 1-outlet pipe; The 2-end socket;
The 3-contraction section; 4-inertia demister;
The 5-intake pipe; The 6-ring pipe;
The 7-changeover portion; 8-porous ceramics filler;
The 9-atomizer nozzle; The 10-cylindrical shell;
The 11-filler supports; The 12-suction tude;
The 13-guide vane; The 14-ventilation terminal;
The tangential air distribution plate of 15-; The 16-liquid level emasuring device;
The 17-modulating valve; The 18-waste pipe.
Embodiment
Below in conjunction with accompanying drawing and preferred embodiment, a kind of synthetic gas damping machine embodiment, structure and feature thereof etc. that foundation the present invention proposes are done a detailed description.
Referring to Fig. 1, be a kind of synthetic gas damping machine of the present invention, comprise outlet pipe 1, end socket 2, contraction section 3, inertia demister 4, intake pipe 5, ring pipe 6, changeover portion 7, porous aggregate 8, atomizer nozzle 9, cylindrical shell 10, filler support 11, suction tude 12, guide vane 13, ventilation terminal 14, tangential air distribution plate 15, liquid level emasuring device 16, modulating valve 17, waste pipe 18.Case top is offered outlet pipe 1, housing inside exhaust pipe 1 lower sidewalls is installed into water pipe 5, after putting in, intake pipe 5 levels are bent downwardly, intake pipe mouth of pipe level is installed the single annular pipe or is encircled ring pipe more, on monocycle pipe or many ring pipes lower wall atomizer nozzle 9 is arranged, spout is positioned at atomizer nozzle 9 lower surfaces.
At intake pipe 5 and 1 of outlet pipe inertia demister 4 is set, demister 4 is arranged in the housing in atomizer nozzle 9 upper horizontal, and demister 4 cuts off the housing inner chamber.Demister 4 or be arranged in outlet pipe 1 inner chamber perpendicular to airflow direction, demister 4 is the silk screen pattern.
Housing is combined by cylindrical tube 10, surface of revolution changeover portion 7, cylindrical contraction section 3 and the end socket 2 of lower end closed, cylindrical tube 10 bottoms are equipped with the tank level control system of liquid level emasuring device 16 and modulating valve 17 compositions, can keep certain water level in the damping machine, realize pressure control.
On the cylindrical shell 10 bottom sidewalls, be positioned at synthetic gas suction tude 12 belows and be provided with liquid level emasuring device 16, waste pipe 18 is provided with valve or electric control valve 17; During for electric control valve 17, liquid level emasuring device 16 is electrically connected with modulating valve 17, the switching of regulating and controlling valve 17.
Be full of porous aggregate 8 in the housing inner chamber between horizontal ventilation terminal 14 and horizontal atomizer nozzle 9.Porous aggregate 8 is a silicon carbide foam ceramic material, adopts the wall-flow type structure, and filler is arranged blind hole on the top and bottom, and the blind hole spread pattern is for equidistantly being staggered.Porous aggregate 8 can be wall-flow type structure or corrugated plate dst structure, housing be several layers axially according to the housing high score, be acute angle according to the ripple direction between each layer corrugated sheet and arrange, be installed in filler and support on 11, filler supports 11 levels and is located in the housing, and both sides are fixed in the housing madial wall.
Liquid distribution device is made up of the atomizer nozzle 9 of intake pipe 5, loop configuration pipeline 6 and some, and high-temperature water is dispersed in porous aggregate 8 through over-allocation by atomizer nozzle 9, water to spray into direction opposite with air flows.
Synthetic gas fuel is the gas that contains hydrogen mixed gas or living beings gasification generation that coal-seam gas, coal gasification are produced.
The warming and humidifying method of synthetic gas damping machine of the present invention comprises step:
A) the synthetic gas suction tude is bonded into the gas source of the gas, and intake pipe connects high-temperature water, and outlet pipe connects gas-turbine combustion chamber, and waste pipe connects circulation waterway.
B) the low temperature synthetic gas is sent into the housing inner chamber from the synthetic gas suction tude, blow through air ventilation terminal guiding top.
C) simultaneously, spray high-temperature water by intake pipe downwards through atomizer nozzle, high-temperature water evenly is sprayed onto on the porous aggregate through the porous aggregate hole to dirty.
D) synthetic gas is upward through the porous aggregate hole, directly contacts the intensification humidification with high-temperature water at the porous aggregate pore surface.
E) synthesis gas flow continues to rise, and behind the drop that wraps in demister is got rid of air-flow, is sent by outlet pipe, uses to gas-turbine combustion chamber.
F) warm water that is flowed out downwards by the porous aggregate hole combines in housing bottom, behind the water level of setting.
G) liquid level emasuring device is reported to the police, and manually opened valve sluices through waste pipe; Or liquid level emasuring device startup electric control valve sluices through waste pipe.
H) water of waste pipe draining enters circulation waterway.
The above; it only is the preferred embodiment that proposes according to technical solution of the present invention; be not that the present invention is done any pro forma restriction; everyly do not break away from content of the present invention;, all still belong in the scope of claim protection of the present invention simple modification, equivalent variations and modification that above embodiment did according to technical spirit of the present invention.
Claims (11)
1. synthetic gas damping machine is used for the warming and humidifying of gas turbine synthetic gas fuel, comprises housing, ventilation terminal, porous aggregate, atomizer nozzle, demister; It is characterized in that case top is offered outlet pipe, housing inside exhaust pipe lower sidewalls is installed into water pipe, is bent downwardly after the intake pipe level puts in, and intake pipe mouth of pipe level is installed at least one ring pipe, and atomizer nozzle is arranged on the ring pipe; Between intake pipe and outlet pipe, demister is set;
Housing bottom offers waste pipe, and waste pipe top sidewall is installed the synthetic gas suction tude, and synthetic gas suction tude gas port position level is installed annular ventilation terminal;
Be full of porous aggregate in the housing inner chamber between horizontal ventilation terminal and horizontal atomizer nozzle.
2. synthetic gas damping machine as claimed in claim 1 is characterized in that, on the described housing bottom sidewall, is positioned at synthetic gas suction tude below and is provided with liquid level emasuring device, and waste pipe is provided with valve or electric control valve; During for electric control valve, liquid level emasuring device is electrically connected with modulating valve, the switching of regulating and controlling valve.
3. synthetic gas damping machine as claimed in claim 1 is characterized in that, described atomizer nozzle is evenly distributed on monocycle pipe or many endless tubes lower wall, and spout is positioned at the nozzle lower surface.
4. synthetic gas damping machine as claimed in claim 1, it is characterized in that, described air ventilation terminal, comprise cavity, guide vane, air distribution plate, the dish-type cavity and the synthetic gas air inlet mouth of pipe are at same horizontal position, and cavity is provided with guide vane over against air inlet mouth of pipe place, and the cavity upper surface vertically is provided with most nearly low high arc air distribution plates far away, the arc air distribution plate is the center with the guide vane by proximad far constituting many arcs at the cavity upper surface, forms the flow deflecting cone over against the suction port position.
5. synthetic gas damping machine as claimed in claim 1 is characterized in that, described housing is one of cylindrical, square column type, surface of revolution shape or combined.
6. synthetic gas damping machine as claimed in claim 1 is characterized in that, described porous aggregate is foam silicon carbide ceramics, and structure is wall-flow type or corrugated plate dst.
7. synthetic gas damping machine as claimed in claim 1 is characterized in that, described synthetic gas fuel is the gas that contains hydrogen mixed gas or living beings gasification generation that coal-seam gas, coal gasification are produced.
8. synthetic gas damping machine as claimed in claim 1 is characterized in that, described porous aggregate, housing axially be divided into multilayer, every layer is installed in filler and supports, the filler support level is located in the housing, both sides are fixed in the housing madial wall.
9. synthetic gas damping machine as claimed in claim 1 is characterized in that, described demister, and horizontal arrangement is in housing, and demister cuts off the housing inner chamber, or is arranged in the outlet pipe perpendicular to airflow direction.
10. the warming and humidifying method of a synthetic gas damping machine as claimed in claim 1 is characterized in that, comprises step:
A) the synthetic gas suction tude is bonded into the gas source of the gas, and intake pipe connects high-temperature water, and outlet pipe connects gas-turbine combustion chamber, and waste pipe connects circulation waterway;
B) the low temperature synthetic gas is sent into the housing inner chamber from the synthetic gas suction tude, blow through air ventilation terminal guiding top;
C) simultaneously, spray high-temperature water by intake pipe downwards through atomizer nozzle, high-temperature water evenly is sprayed onto on the porous aggregate through the porous aggregate hole to dirty;
D) synthetic gas is upward through the porous aggregate hole, directly contacts the intensification humidification with high-temperature water at the porous aggregate pore surface;
E) synthesis gas flow continues to rise, and behind the drop that wraps in demister is got rid of air-flow, is sent by outlet pipe, uses to gas-turbine combustion chamber.
11. the warming and humidifying method of synthetic gas damping machine as claimed in claim 9 is characterized in that, also comprises:
F) warm water that is flowed out downwards by the porous aggregate hole combines in housing bottom, behind the water level of setting;
G) liquid level emasuring device is reported to the police, and manually opened valve sluices through waste pipe; Or liquid level emasuring device startup electric control valve sluices through waste pipe;
H) water of waste pipe draining enters circulation waterway.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910079797A CN101832182A (en) | 2009-03-11 | 2009-03-11 | Synthesis gas humidifier and heating and humidifying method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910079797A CN101832182A (en) | 2009-03-11 | 2009-03-11 | Synthesis gas humidifier and heating and humidifying method |
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| Publication Number | Publication Date |
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| CN101832182A true CN101832182A (en) | 2010-09-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN200910079797A Pending CN101832182A (en) | 2009-03-11 | 2009-03-11 | Synthesis gas humidifier and heating and humidifying method |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103801217A (en) * | 2014-02-28 | 2014-05-21 | 常州大学 | Evaporative type pipeline system humidifying device |
| CN105561743A (en) * | 2014-10-14 | 2016-05-11 | 中国石油化工股份有限公司 | Humidification buffer system for synthesis gas decarburization by membrane method |
| CN108450366A (en) * | 2018-05-15 | 2018-08-28 | 中国农业科学院农业信息研究所 | A kind of incubation device that humidity is controllable |
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| CN1123259A (en) * | 1994-10-14 | 1996-05-29 | 吴连华 | Microporous porcelain filler of silicon-carbide series |
| CN1959086A (en) * | 2006-04-13 | 2007-05-09 | 中国科学院工程热物理研究所 | Humidification method of eddy flow spray and humidification tower |
| CN201065329Y (en) * | 2007-07-03 | 2008-05-28 | 沈阳铝镁设计研究院 | Steam condensed water residual heat utilizing device |
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2009
- 2009-03-11 CN CN200910079797A patent/CN101832182A/en active Pending
Patent Citations (3)
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| CN1123259A (en) * | 1994-10-14 | 1996-05-29 | 吴连华 | Microporous porcelain filler of silicon-carbide series |
| CN1959086A (en) * | 2006-04-13 | 2007-05-09 | 中国科学院工程热物理研究所 | Humidification method of eddy flow spray and humidification tower |
| CN201065329Y (en) * | 2007-07-03 | 2008-05-28 | 沈阳铝镁设计研究院 | Steam condensed water residual heat utilizing device |
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| 张吕鸿等: ""双切向环流气体分布器结构优化的研究"", 《化学工程》 * |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103801217A (en) * | 2014-02-28 | 2014-05-21 | 常州大学 | Evaporative type pipeline system humidifying device |
| CN105561743A (en) * | 2014-10-14 | 2016-05-11 | 中国石油化工股份有限公司 | Humidification buffer system for synthesis gas decarburization by membrane method |
| CN108450366A (en) * | 2018-05-15 | 2018-08-28 | 中国农业科学院农业信息研究所 | A kind of incubation device that humidity is controllable |
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Application publication date: 20100915 |